"This tutorial, Part 1 of a series, introduces the concepts and tools involved with modeling service-oriented architecture (SOA) using IBM® Rational® Software Architect. In this series, you will learn how Rational Software Architect, along with IBM® WebSphere® Business Modeler, supports a model-driven development (MDD) approach to the specification of SOA. This tutorial walks you through these concepts using a fictitious online DVD rental case study."